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Javascript : Send JSON Object with Ajax?
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With jQuery:
$.post("test.php", { json_string:JSON.stringify({name:"John", time:"2pm"}) });
Without jQuery:
var xmlhttp = new XMLHttpRequest(); // new HttpRequest instance
xmlhttp.open("POST", "/json-handler");
xmlhttp.setRequestHeader("Content-Type", "application/json");
xml...
How do I prevent site scraping? [closed]
...version, with more tips and details.
In order to hinder scraping (also known as Webscraping, Screenscraping, Web data mining, Web harvesting, or Web data extraction), it helps to know how these scrapers work, and
, by extension, what prevents them from working well.
There's various types of scr...
Default value in Go's method
Is there a way to specify default value in Go's function? I am trying to find this in the documentation but I can't find anything that specifies that this is even possible.
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How to compare 2 files fast using .NET?
...5 checksum with C#.
However, a checksum may be faster and make more sense if you can pre-compute the checksum of the "test" or "base" case. If you have an existing file, and you're checking to see if a new file is the same as the existing one, pre-computing the checksum on your "existing" file wou...
Which regular expression operator means 'Don't' match this character?
...ple [^abcde] will match anything but a,b,c,d,e characters.
Instead of specifying all the characters literally, you can use shorthands inside character classes: [\w] (lowercase) will match any "word character" (letter, numbers and underscore), [\W] (uppercase) will match anything but word characters...
Android custom dropdown/popup menu
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Now it can also be used in lower versions ie below 3.0(honeycomb) by using the v7 compat support library..
– AndroidMech
Jun 6 '14 at 13:27
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Numpy index slice without losing dimension information
...y little reason to retain the dimension of the array the slice came from. If you did, then things like:
a = np.zeros((100,100,10))
b = np.zeros(100,10)
a[0,:,:] = b
either wouldn't work or would be much more difficult to implement.
(Or at least that's my guess at the numpy dev's reasoning beh...
Nodejs send file in response
...const filePath = "/path/to/archive.rar" // or any file format
// Check if file specified by the filePath exists
fs.exists(filePath, function(exists){
if (exists) {
// Content-type is very interesting part that guarantee that
// Web browser will handle response in an...
Scala downwards or decreasing for loop?
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StackExchange.ifUsing("editor", function () {
StackExchange.using("externalEditor", function () {
StackExchange.using("snippets", function () {
StackExchange.snippets.init();
...
Creating a blurring overlay view
...s a native API that has been fine-tuned for performance and great battery life, plus it's easy to implement.
Swift:
//only apply the blur if the user hasn't disabled transparency effects
if !UIAccessibility.isReduceTransparencyEnabled {
view.backgroundColor = .clear
let blurEffect = UIBlu...